Ecology of a Hot Spring: Life at High Temperatures 4.0 from 0 reviews
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A study of Yellowstone Park's hot springs provides answers to what type of life evolved and survived when the earth was much hotter billions of years ago.

Encyclopedia Britannica, 331 N. LaSalle St., Chicago, IL 60610, Phone: (312)347-7159, Toll-free: 800-323-1229, Fax: (312)294-2104, URL:

Available on Running time 15 minutes.

Cast and Crew

Encyclopedia Britannica Educational Corporation, Thomas Brock

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